GB 13580.7-1992
Determination of nitrite in the wet precipitation-N-(1-naphthyl)-1,2-diaminoethan e dihydrochioride spectrophotometry (English Version)

Standard No.: GB 13580.7-1992
Language: Chinese, Available in English version
Release Date: 1992
Published By: 中华人民共和国环境保护部
Latest: GB 13580.7-1992

GB 13580.7-1992 history

1992 GB 13580.7-1992 Determination of nitrite in the wet precipitation-N-(1-naphthyl)-1,2-diaminoethan e dihydrochioride spectrophotometry

GB 13580.7-1992 -All Parts

GB 13580.1-1992 General principles for analytical methods of the wet precipitation GB 13580.10-1992 Determination of fluoride in the wet precipitation--Fluor reagent spectrophotometry GB 13580.11-1992 Determination of ammonium in the wet precipitation GB 13580.12-1992 Determination of sodium and potassium in the wet precipitation—Atomic absorption spectrophotometry GB 13580.13-1992 Determination of calcium and magnesium in the wet precipitation--Atomic absorption spectrophotometry GB 13580.2-1992 Collection and preservation of the wet precipitation sample GB 13580.3-1992 Method for Determination of Conductivity of Atmospheric Precipitation Water GB 13580.4-1992 Electrode Method for Determination of pH Value of Atmospheric Precipitation GB 13580.5-1992 Determination of fluoride,chloride,ntrite nitrate,salfate in the wet precipitation-Ion chromotography GB 13580.6-1992 Determination of sulfate in the wet precipitation GB 13580.7-1992 Determination of nitrite in the wet precipitation-N-(1-naphthyl)-1,2-diaminoethan e dihydrochioride spectrophotometry GB 13580.8-1992 Determination of nitrate in the wet precipitation GB 13580.9-1992 Determination of Chloride in Atmospheric Precipitation Water Mercury Thiocyanate Ferric Photometry

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